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鑄(zhu)造鈹青銅合金的(de)用途 1.用作模具材料 鈹青銅鑄(zhu)造(zao)合金具(ju)有高(gao)(gao)(gao)的(de)硬(ying)度(du)、強度(du)、鑄(zhu)造(zao)性(xing)(xing)(xing)能(neng)和良(liang)好(hao)的(de)導熱性(xing)(xing)(xing)(比鋼高(gao)(gao)(gao)2~3倍)、耐磨性(xing)(xing)(xing)能(neng)及耐腐蝕性(xing)(xing)(xing)能(neng),能(neng)夠(gou)鑄(zhu)造(zao)出(chu)表面精(jing)度(du)極高(gao)(gao)(gao)、形(xing)狀復(fu)雜,用(yong)一般加工方(fang)法難以(yi)制造(zao)出(chu)來(lai)的(de)塑、橡(xiang)模具(ju)。鑄(zhu)件表面光(guang)潔度(du)高(gao)(gao)(gao),圖案清(qing)晰(xi),生產周(zhou)期(qi)短,舊(jiu)模具(ju)材料可以(yi)回收(shou)利用(yong)。
2.用作耐磨材料
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